Halfway through the mass of equations, an important assumption was made.
It was assumed that the braking acceleration of the car would remain constant for all initial velocities.
The easy way to solve this problem does not involve any trickery.
It requires that you identify and understand the key concepts needed to solve the problem.
This trick doesn’t always work but it can jumpstart your brain.
First, determine the units of the quantity you’re trying to find and the quantities you have.
Just about every physics question is testing specific knowledge. Each topic is associated with specific equations and approaches, so recognizing the subject will focus your effort in the right direction.
When you read the question ask yourself, is it exploring electricity? Look for keywords and phrases that reveal the topic. Before starting to solve the problem, think about what the answer will look like.
If you're seeing this message, it means we're having trouble loading external resources on our website.
If you're behind a web filter, please make sure that the domains *.and *.are unblocked.